JPH07291291A - Rectangular container - Google Patents

Abstract

PURPOSE:To prevent such troubles that a container is caught on an accessory or a machine base placed in the vicinity of an automation line so that it drops from the line or smooth transfer is not possible when the container is transferred along a manufacturing process or the automation line of an automatic stock house or the like since no support leg nor pocket is protruding on an outer wall of a side wall. CONSTITUTION:A first support leg pocket E1 and a second support leg pocket E2 are respectively placed on both ends of one of side walls 2 among opposite side walls 2,4, while a first support leg pocket E1 is provided corresponding to the first support leg pocket E1 provided on one of the side walls and a second support leg pocket E2 is provided corresponding to the second support leg pocket E2 provided on one of the side walls on both ends of the other side wall 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to stacking rectangular containers each having a bottom portion and four side walls (hereinafter, also simply referred to as "containers"). A large number of containers are stacked in a compact manner by inserting them into a container, so-called nesting is possible, and by rotating a container located above from a nesting state on a plane by 180 degrees, the bottom part of the container located above The present invention relates to a so-called stackable rectangular container in which the vicinity is placed near the opening of a container located below and stacked.

[0002]

2. Description of the Related Art Conventionally, in a rectangular container having a bottom and four side walls, a half of a container into which a support leg projecting substantially perpendicularly to the outer wall of the side wall and a support leg arranged on an inner wall adjacent to the support leg can be inserted. There is known a rectangular container in which a supporting leg / pocket part formed by a combination with a pocket having a depth of 4 is appropriately arranged at a corner part of the container to enable nesting and stacking.

[0003]

In the above-mentioned conventional container, since the supporting leg is projectingly provided on the outer wall of the side wall,
When transporting a container containing parts etc. along an automated line such as a manufacturing process or an automated warehouse, the supporting leg of the container is
This causes various troubles such as being caught in an accessory device or a machine stand arranged near the automation line, falling from the automation line, or being unable to carry smoothly.
Further, when the inner wall of the side wall is bulged to form the pocket, the pocket also projects from the side wall, which causes the same problem as that of the supporting leg.

Further, in the above-mentioned conventional container, since the supporting leg is projectingly provided on the outer wall of the side wall, an operator is injured by the corner portion of the supporting leg, and the inner wall of the side wall is swollen to form a pocket. In the case of forming the pocket, the pocket also projects from the side wall, which causes the same problem as that of the supporting leg.

An object of the present invention is to solve the problems of the conventional rectangular container as described above and to provide a rectangular container having improved handling and workability.

[0006]

In order to achieve the above-mentioned object, the present invention provides a carrying rectangular container in which a supporting leg projecting from a corner of a side wall or an inner wall in the vicinity of the corner and a supporting leg approaching or adjoining the supporting leg. Then, the first supporting leg / pocket portion formed by combining with the pocket formed in the lower half of the outer wall closer to the center of the side wall than the supporting leg, and the corner of the side wall or the substantially lower half of the outer wall near the corner is drilled. Has a second supporting leg / pocket portion formed by a combination of a closed pocket and a supporting leg projecting on the inner wall closer to or adjacent to the pocket and closer to the center of the side wall than the pocket, A first support leg / pocket part and a second support leg / pocket part are respectively provided at both ends, and both ends of the other side wall are provided with the first support leg / pocket part provided at the one side wall. Opposite the first support leg / poke The second support leg and the pocket portion are respectively disposed so as to face the second support leg and the pocket portion disposed on the one side wall, and the first support leg of the portable rectangular container is also provided.・ The first support leg / pocket portion is provided at both ends of one side wall of a pair of opposing side walls different from the pair of side walls where the pocket portion and the second support leg / pocket portion are disposed. , A second supporting leg / pocket portion facing the first supporting leg / pocket portion arranged at both end portions of the other side wall of the other opposing pair, and arranged at both end portions of one side wall of the other opposing pair. In addition, a support leg projecting from an inner wall near or at a corner of the side wall and a support leg that is close to or adjacent to the support leg and is drilled in a substantially lower half of the outer wall closer to the center of the side wall than the support leg. 1st combination with the pockets
Pockets formed in the lower half of the outer wall near the corner or near the corner of the supporting leg / pocket and the side wall, and a supporting leg protruding from the pocket toward the inner wall closer to the center of the sidewall than the pocket. And a first supporting leg / pocket portion is provided at both ends of one side wall of the opposing side walls, and the other side wall is provided with the second supporting leg / pocket portion of the other side wall. First support leg arranged in
A second supporting leg / pocket portion is arranged so as to face the pocket portion, and further, the first supporting leg / pocket portion and the second supporting leg / pocket portion of the carrying rectangular container facing each other are provided. The first supporting leg / pocket portion is arranged at both ends of one side wall of the pair of side walls opposite to each other, and the other side wall of the pair of other side walls is provided with the first supporting leg / pocket part. The second supporting leg / pocket portion is disposed so as to face the first supporting leg / pocket portion disposed at both ends of one side wall of the pair of opposite sides.

Examples of the present invention will be described below, but the present invention is not limited to these examples as long as the gist of the present invention is not exceeded.

First, referring to FIG. 1 which is a perspective view and FIG. 2 which is a plan view of the container C of the present invention, the container C of the present invention is used.
An example of the above will be described. The container C is composed of a bottom part 1 and four side walls 2 to 5 standing upright so as to surround the bottom part 1. The side walls 2 to 5 can also stand upright substantially perpendicular to the bottom part 1. , When nesting, quickly insert the upper container into the lower container,
For easy or quick removal of the nested upper container from the lower container,
In order to facilitate the operation, the angle formed by the bottom portion 1 and each side wall 2 to 5 is 9
It is preferable that each of the side walls 2 to 5 is formed so as to be inclined to the outside of the container C so as to exceed 0 degree.

The container C is constructed so that, when the container C is nested, at least approximately the lower half of the container C located above can be inserted into the container C located below.
Further, 6 is an opening flange that extends substantially horizontally from the upper ends of the side walls 2 to 5, and may be omitted if necessary. The side walls 2 to 5 may be formed to have the same length, and the planar shape of the container C may be substantially square. However, in the following description, for convenience, the planar shape of the container C is substantially rectangular. Among the side walls 2 to 5, the longer side walls 2 and 4 facing each other are referred to as the longer side walls 2 and 4, and the shorter side walls 3 and 5 facing each other are also referred to as the shorter side walls 3 and 5. .

Reference numeral s1 denotes a prismatic support leg projecting substantially perpendicularly to a corner portion of one long side wall 2 or an inner wall near the corner portion. The support leg s1 extends from the upper surface of the bottom portion 1 to the long side wall 2 1 of the upper end portion 2 ′ (in FIG. 1, since the opening portion flange 6 is provided, the upper end portion 2 ′ of the long side wall 2 coincides with the upper surface 6 ′ of the opening portion flange 6). It is extended to the bottom. The distance h1 between the upper end 2'of the long side wall 2 and the upper end s1 'of the support leg s1 is the bottom 1 of the container C located above.
Is inserted into the opening of the container C located below and is placed on the upper end s1 ′ of the supporting leg s1 of the container C located below, the container C located above is located below The container C has a predetermined distance so as not to move in the horizontal direction with respect to the container C. If this distance h1 is too long, the efficiency of accommodating the articles in the container C at the time of stacking decreases, so it is too long. Doing so is not preferable. In addition, the supporting leg s1 is configured such that the outer wall of the long side wall 2 is formed into
It is preferably formed by bulging inward.

The supporting leg s1 is primarily the upper end portion s1 'of the supporting leg s1 of the container C located below when stacking.
Since it has a function of mounting the bottom portion 1 of the container C located above, it is not necessary to extend downward from the vicinity of the upper end portion 2 ′ of the long side wall 2 to the upper surface of the bottom portion 1, and at least, It may be arranged near the upper end 2'of the long side wall 2 over a predetermined length, but the supporting leg s1 added to the stacking state.
Considering the load on the bottom 1, it is preferable that the bottom 1 is formed so as to reach the upper surface as shown in FIG.
By forming the supporting legs s1 so as to reach the upper surface of the bottom portion 1, when the containers C are stacked, the supporting legs s1 of each container C are linearly continuous in a vertical state as if they were one pillar. Since it extends, when a large number of containers C are stacked, the supporting leg s1 of each continuous container C bears the load applied to the containers C located below and prevents the containers C located below from buckling or being damaged. can do.

P1 is close to or adjacent to the supporting leg s1,
It is a vertically elongated concave pocket formed in the outer wall of the long side wall 2 closer to the center of the long side wall 2 than the supporting leg s1.
1 extends from the bottom portion 1 to almost half the height of the container C, that is, is provided in the substantially lower half of the container C, and
The lower end p1 'of the pocket p1 is open. The pocket p1 is configured so that the supporting leg s1 of the container C located below can be inserted when nesting is performed. The pocket p1 is preferably formed by bulging the outer wall of the long side wall 2 toward the inside of the container C.

In general, the above-mentioned support leg s1 projecting from the corners of the side walls 2 to 5 or the inner wall in the vicinity of the corner and the support leg s1 approaching or adjacent to the support leg s1 are located closer to the side walls 2 to 5 than the support leg s1. A combination with the above-mentioned pocket p1 formed in the outer wall of the side walls 2 to 5 closer to the center is referred to as the first support leg / pocket portion E1.
Called.

The pocket p2 is a pocket similar to the above-mentioned pocket p1, and unlike the pocket p1, is formed in the corner portion of the long side wall 2 or the outer wall near the corner portion. s2 is a fulcrum similar to the fulcrum s1 described above, and unlike the fulcrum s1 projecting at a corner of the long side wall 2 or near the corner, the fulcrum s2
2 is provided on the inner wall of the long side wall 2 so as to be closer to the center of the long side wall 2. Generally, in this manner, the pocket p2 formed in the outer wall in the corners of the side walls 2 to 5 or in the vicinity of the corner is close to or adjacent to the pocket p2, and is closer to the center of the side walls 2 to 5 than the pocket p2. Support legs s protruding from the inner wall of 2-5
The combination with 2 is referred to as a second supporting leg / pocket portion E2.

In the embodiment shown in FIGS. 1 and 2, the first supporting leg / pocket portion E is provided at both ends of the long side wall 2.
1 and a second supporting leg / pocket part E2 are respectively arranged, and both ends of the long side wall 4 facing the long side wall 2 face the first supporting leg / pocket part E1 of the long side wall 2. Then, the first support leg / pocket portion E1 is also connected to the second side wall 2
A second support leg / pocket portion E2 is arranged so as to face the support leg / pocket portion E2.

[0016] First provided on both ends of the long side walls 2 and 4.
Support leg / pocket E1 or second support leg / pocket E2
By arranging them closer to the corners c1 to c4 of the container C, a flat portion having a larger area can be provided on the outer walls of the long side walls 2 and 4, so that the outer walls of the long side walls 2 and 4 can be provided. The card holder attached to the card or the card affixed to the outer wall of the long side walls 2, 4 can be larger, and thus more information about the container C or the articles contained in the container C can be obtained. Can be displayed and accumulated.
In addition, the supporting legs s1 and s2 and the pocket p constituting the first supporting leg / pocket portion E1 or the second supporting leg / pocket portion E2.
It is also possible to dispose 1, p2 at the corners c1 to c4 of the container C or across the corners c1 to c4 of the container C. As described above or as described later, the ends of the long side walls 2 and 4 are the corners c1 to c4 of the container C or the container C as described above.
It also includes a portion straddling the corners c1 to c4.

Next, the container C having the above-mentioned structure
The stacking and nesting of the container C will be described with reference to FIG. 3 which is a perspective view showing a stacked state and FIG. 4 which is a perspective view showing a nested state.

The container C located below (hereinafter referred to as "container Cb")
Called. ) And a container C located above (hereinafter, “container C
u ". ) And the long side wall 2 of the container Cb located below and the long side wall 2 of the container Cu located above, the long side wall 4 of the container Cb located below and the length of the container Cu located above. The side wall 4 and the short side wall 3 of the container Cb located below and the short side wall 3 of the container Cu located above the short side wall 5 of the container Cb located below and the container Cu located above When they are stacked so that their short side walls 5 coincide with each other (hereinafter, such stacking of the container Cb located below and the container Cu located above is "stacked in the same direction" or "stacked in the same direction"). Also referred to as “stacking of the above”.), The bottom portion 1 of the container Cu located above is the long side wall 2 of the container Cb located below,
The container Cb located below and the container Cu located above are placed on the upper ends s1 ′ and s2 ′ of the four supporting legs s1 and s2 and stacked in a stacking state.

Further, from the above-mentioned stacking state, the upper container Cu is rotated 180 degrees on a plane, and the lower container Cb and the upper container Cu are moved to the lower container Cb. Long side wall 2 and container Cu located above
Of the long side wall 4 of the container Cb located below
And the long side wall 2 of the container Cu located above and the short side wall 3 of the container Cb located below and the short side wall 5 of the container Cu located above the short side of the container Cb located below. When the side wall 5 and the short side wall 3 of the upper container Cu are stacked so as to match each other (hereinafter, such a stack of the lower container Cb and the upper container Cu is Stacking in the opposite direction "or" stacking in the opposite direction "). The long side walls 2 and 4 of the container Cb located below the pockets p1 and p2 of the long side walls 2 and 4 of the container Cu located above. The upper half of the supporting legs s1 and s2 is inserted, and thus the lower half of the upper container Cu is stacked in the lower container Cb in a nesting state.

FIG. 5 is a plan view of a container C according to another embodiment of the present invention. In this embodiment, the first supporting leg / pocket portion E1 is provided at both ends of the long side wall 2. And the first supporting leg / pocket portion E disposed at both ends of the long side wall 2 facing each other.
Corresponding to No. 1, both are provided with the second support leg / pocket portion E2. Also in this case, stacking can be performed by stacking in the same direction and nesting can be performed by stacking in the opposite direction, as in the above-described embodiment.

FIG. 6 shows a container C according to still another embodiment of the present invention.
FIG. 1 is a plan view of FIG.
Also, the first support leg / pocket portion E1 and the second support leg / pocket portion E2 are provided on the short side walls 3 and 5 of the container C shown in FIG.
Is provided. In this embodiment, the second support leg / pocket portion E2 is provided at both ends of the short side wall 3, and the short side wall 3 is provided at both ends of the short side wall 5 facing the short side wall 3. A first support leg / pocket portion E1 is disposed corresponding to the second support leg / pocket portion E2 disposed at both ends of the. In this way, by disposing the first support leg / pocket portion E1 and the second support leg / pocket portion E2 also on the short side walls 3 and 5, the bottom portion 1 of the container Cu located on the upper side when stacking, Upper ends s1 ', s2' of supporting legs s1, s2 of long side walls 2, 4 of the container Cb located below and upper ends s1 ', s of supporting legs s1, s2 of short side walls 3, 5.
Since 2'is supported at a total of 8 places, more containers C can be stacked in a more stable state. The first support leg / pocket portion E1 and the second support leg / pocket portion E2 can be disposed on the short side walls 3 and 5 of the container C shown in FIG. 5 described above, as described above. .

FIG. 7 is a perspective view showing still another embodiment of the rectangular container of the present invention. In this embodiment, the rectangular container is extended around the outer wall at a position substantially corresponding to the height of the pockets p1 and p2. , A horizontal rib v1 extending in a substantially horizontal direction is projected, and two vertical ribs v2 are provided on the outer wall between the opening flange 6 and the horizontal rib v1 corresponding to the supporting legs s1 and s2. , V3 is projected. Thus horizontal rib v1
By projecting the vertical ribs v2 and v3 on the outer wall of the container C, the container C can be reinforced in strength, and when the container C is nested, the horizontal rib v1 of the container Cu located above Since the opening flange 6 of the container Cb located below is in surface contact with the entire surface, it is possible to nest a large number of containers C in a more stable state.

[0023]

Since the present invention is constructed as described above, it has the following effects.

Since no supporting legs or pockets are provided on the outer wall of the side wall, when the container is transported along the automation line in the manufacturing process or automated warehouse, the container is attached near the automation line. It is possible to prevent troubles such as being caught in the device or the machine base, falling from the automation line, or being unable to carry the product smoothly.

Since the supporting leg or the pocket is not projected on the outer wall of the side wall, it is possible to prevent the operator from being injured by the corner portion of the supporting leg or the pocket.

[Brief description of drawings]

FIG. 1 is a perspective view of a rectangular container of the present invention.

FIG. 2 is a plan view of the rectangular container of the present invention shown in FIG.

3 is a perspective view showing a stacking state of the rectangular container of the present invention shown in FIG. 1. FIG.

4 is a perspective view showing a nesting state of the rectangular container of the present invention shown in FIG. 1. FIG.

FIG. 5 is a plan view showing another embodiment of the rectangular container of the present invention.

FIG. 6 is a plan view showing still another embodiment of the rectangular container of the present invention.

FIG. 7 is a perspective view showing still another embodiment of the rectangular container of the present invention.

[Explanation of symbols]

 C ... ・ Rectangular container E1 ・ ・ ・ First support leg / pocket part E2 ・ ・ ・ ・ Second support leg / pocket part s1, s2 ・ ・ ・ Support leg p1, p2 ・ ・ ・ Pocket v1 ・ ・ ・ ・ Horizontal ribs v2, v3 ・ ・ ・ Vertical ribs 1 ・ ・ ・ ・ Bottom 2, 4 ・ ・ ・ Long side walls 3, 5 ・ ・ ・ Short side walls 6 ・.... Opening flange

Claims (4)

[Claims] 1. A support leg projecting from a corner or an inner wall near the corner of a side wall, and a pocket formed in a lower half of an outer wall closer to or closer to the support leg and closer to the center of the side wall than the support leg. The first support leg / pocket part and the pocket formed in the lower half of the outer wall near the corner or near the corner of the first support leg / pocket, and the inner wall closer to the center of the side wall than the pocket. It has a second support leg / pocket part formed by a combination with a projecting support leg, and a first support leg / pocket part and a second support leg / pocket part are respectively provided at both ends of one of the opposing side walls. The first side wall disposed on the one side wall at both ends of the other side wall.
The first support leg / pocket part facing the support leg / pocket part,
A rectangular container characterized in that a second supporting leg / pocket portion is disposed so as to face the second supporting leg / pocket portion disposed on the one side wall. 2. A pair of side walls different from the above-mentioned pair of opposite side walls on which the first support leg / pocket portion and the second support leg / pocket portion are arranged, and a pair of side walls is provided with a pair of side walls. 1 support
A pocket portion is provided, and opposite to the first supporting leg / pocket portion provided at both end portions of the other side wall of the other pair facing each other, and at both end portions of the one side wall of the other pair facing the other side. The rectangular container according to claim 1, wherein the second supporting leg / pocket portion is provided. 3. A support leg projecting from an inner wall of a corner portion of the side wall or near the corner portion, and a pocket formed in a substantially lower half of the outer wall closer to or closer to the support leg and closer to the center of the side wall than the support leg. The first support leg / pocket part consisting of the combination of the above and the pocket formed in the lower half of the outer wall near the corner or near the corner of the side wall, and the inner wall nearer to the center of the side wall closer to or adjacent to the pocket. It has a second support leg / pocket part formed by combining with a projecting support leg, and the first support leg / pocket part is arranged at both end parts of one side wall of the opposing side wall, and both end parts of the other side wall. And a second supporting leg / pocket portion facing the first supporting leg / pocket portion disposed on the one side wall. 4. A pair of side walls different from the above-mentioned pair of opposite side walls on which the first support leg / pocket portion and the second support leg / pocket portion are arranged. 1 support
A pocket portion is provided, and opposite to the first supporting leg / pocket portion provided at both end portions of the other side wall of the other pair facing each other, and at both end portions of the one side wall of the other pair facing the other side. The rectangular container according to claim 3, wherein the second supporting leg / pocket portion is provided.